2012年Scientific American's Six

This is Scientific Americans 60 second Science. I'm Sophie Bushwick. Got a minute. Champane, do you drink it out the narrow flute or the the broader, more shallow coupe ? You may notice that your perception of the buble wine chaneled gas escaped from

发表于:2019-01-08 / 阅读(298) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 Second Science, I'm Steve Mirsky, got a minute? Tens of millions of sharks are killed for their fins each year. It's not just a tragic abuse of the animals, It's bad business. They're basically swimming dollar signs, wh

发表于:2019-01-08 / 阅读(377) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 second Science, I'm Steve Mirsky, got a minute? In science, citations are gold. A journal article that gets cited a lot is usually considered a valuable piece of work. Now comes a study claiming that the number of times

发表于:2019-01-08 / 阅读(260) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 second Science, I'm Cynthia Graber, got a minute? Were not the only animals that like to knock back the hard stuff. Studies have shown that some mammals seek out food and drink that naturally contains alcohol. And accor

发表于:2019-01-08 / 阅读(312) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 second science, I am Christopher Intagliata, got a minute The sounds many animals make are determined by their genesthey don't have to learn them. Humans, on the other hand, have all sorts of languages and accents, stuf

发表于:2019-01-08 / 阅读(289) / 评论(0) 分类 Scientific American(二)月

How healthy are you? Your best guess might be pretty accurate: Researchers found that people who gave their health a positive rating were less likely to fall ill or die over the next 30 years than were those who thought they werent as healthy. The wo

发表于:2019-01-08 / 阅读(297) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Sophine Bushwick. Got a minute? Crickets make a big contribution to the sounds of a summer night. And theyve been doing so for some 165 million years. Now paleontologists have reconstructed the son

发表于:2019-01-08 / 阅读(283) / 评论(0) 分类 Scientific American(二)月

This is scientific Americans, 60 second science, I'm Sarah Fecht. Got a minute Thats not a bird whistling. This sound was recorded 2000 feet below the oceans surface. Scientists postulated decades ago that deep-sea animals might use sound to navigate

发表于:2019-01-08 / 阅读(292) / 评论(0) 分类 Scientific American(二)月

This Scientific Americans 60 senconds science. I'm Cythia Graber. This will just take a minute. How did the zebra get stripes. One theory holds that stripes help confused predators. But stripes might be primarilly to protect zebras from ferocious ins

发表于:2019-01-08 / 阅读(293) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. American is still far short of the recommend daily portions of food and vegetables, and kids are no ...veggies at school cafateria. So researches tested whether visual cuse at hopeful foods could incre

发表于:2019-01-08 / 阅读(272) / 评论(0) 分类 Scientific American(二)月

Advertisers will has dropped 3500,000,000 dollars for a the thirty seconds spot onduring the Sunday's Super Bowlcerticles. But to get the most bangd for their buckbowl, they might want to play their ads right after the game ends, not during it. Becau

发表于:2019-01-08 / 阅读(306) / 评论(0) 分类 Scientific American(二)月

This is scientific American sixty seconds sicience. I am Cynthia Graber.That's all just take a minute.There is an easy way to acarch people to take stairs to stand elevator put a sign to remind them to. Study have found that science works but those e

发表于:2019-01-08 / 阅读(269) / 评论(0) 分类 Scientific American(二)月

It's tough to be a machine in the desert. Particles of dirty sands walk their way in to moving parts where they break turbine's motors pipes on other equipment.To avoid the costly warranty, researches are taking lessons from a desert native, the yell

发表于:2019-01-08 / 阅读(318) / 评论(0) 分类 Scientific American(二)月

On election day, where do you vote? If its in a church, you might be inclined to vote more conservatively than if you cast your ballot at a school or government building. Thats according to reserch published in the international journal for the psych

发表于:2019-01-08 / 阅读(302) / 评论(0) 分类 Scientific American(一)月

True to their names, boa constrictors squeeze the life out of their prey. But how dose a boa know its enough for a rat? The snake listens, for a heart beat. When it stops, thats a cue to let go, according to a study in the Journal biology letters. Re

发表于:2019-01-08 / 阅读(341) / 评论(0) 分类 Scientific American(一)月

People have used tobacco for well over a thousand years. And researchers recently found unique physical evidence of the ancient habit. They detected traces of tobacco in a 1300-year-old Mayan container. The work is in the journal Rapid Communications

发表于:2019-01-08 / 阅读(305) / 评论(0) 分类 Scientific American(一)月

This is Scientific American 60 science, I am Charles Q. Choi! Psoriasis is an autoimmune diseasethe immune system mistakenly attacks its own body, causing red, itchy, scaly patches on the skin. But there may be a hidden upside. People with psoriasis

发表于:2019-01-08 / 阅读(301) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 second Science, I am Cynthia Graber, got a minute? Now's a great time to break out that backyard telescope. Because Saturday, March 3, is the Mars opposition. It's one of the times that the Earth and Mars pass the close

发表于:2019-01-08 / 阅读(282) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60 Second Science, I am Sophie Bushwick. Got a minute? Its more bad news for vampires, but good news for the fight against food-borne illness: a compound in garlic is extremely effective at fighting Campylobacter, bacteri

发表于:2019-01-08 / 阅读(286) / 评论(0) 分类 Scientific American(五)月

Most people have two copies of a gene that enables them to detect a steroidal pheromone called androstenonewhich is found in male mammals, particularly porkers. But most pigs in developed countries have been chemically castrated. Which means much les

发表于:2019-01-08 / 阅读(274) / 评论(0) 分类 Scientific American(五)月
学英语单词
accident injury prevention system
acronically
aerial target
all financial resources concept
anisindone
Bourdon's metallic barometer
brisances
BUI
butt bolt
camshaft pump
Canstat
chemical-separation plant
circular polarized light
compartmented tank reactor
concrete incorporation plant
continental marginal arc
contraria
convolution measure algebra
CustomDict
cyberbusinesses
dare
Dickson
disruptionist
double-beam ultraviolet spectrophotometer
ear into
electro-gas welding machine
end of the rainbow
epoxy compound
etisomicin
feature-phone
fibrolaryngoscope
finetuner
form of payment
foston
gradate crossvein
Graiae
grand rivers
ground bailiff
hand fire signal
helium quantum magnetometer
inductive current
infrared absorption analytical instrument
journaling
katigbak
Kestep
Kohoku
krispy
Köping
La Bastille
laser semiactive homing system
light-sense organ
logarithmic speed
low in
main reservoir branch pipe
mass rearing
metasternal orifice
minute index
Nakina R.
Ndao, Pulau
near-field effect
no penny,no paternoster
not give two hoots
null adjustment
orsinoes
orthogonal process
ovicidal activity
pair of gears
partition organiztion
Pauliström
persevere in doing
printing inks
propine
protoconids
Puderbach
quality of radiation
radiant energy fluence
re railing device
recauterizes
recipes
renewable parts
retaining differential mechanism
rock-mineral identification
salt point tset
septum of cervix
short whists
slime fungi
snow guards
sonias
speech bandwidth compression
standardized level difference
telolecithal ovum
Tilia sinensis
tropical rain
two sided coating
typing-out
unanswerably
Vale de Prazeres
VHF (very high frequency)
video filter
virtual channel link
weatherdeck edge
zero-one law